Toxicología

Applications An impurity of Docetaxel (D494420).
References Zamir, L., et al.: Tetrahedron Lett., 33, 5173 (1992), Gueritte-Voegelein, F., et al.: J. Med. Chem., 34, 992 (1993), Volk, K., et al.: J. Chromatogr., 696, 99 (1997),

Applications (17β)-9-Hydroperoxyestradiol is an intermediate in the synthesis of [1S-(1α,3aβ,4β,7aα)]-4-[2-(2,5-Dihydroxyphenyl)ethyl]octahydro-1-hydroxy-7a-methyl-5H-inden-5-one (D458310), an estradiol impurity.

Applications Estradiol 6-N3-Adenine is a depurinating adduct that is created by the interaction of specific metabolites of estrogens in the body with DNA. Unfortunately, these adducts are endogeneous initiators of various human cancers, such as breast & prostate.
References Yang, L., et al.: Prostate, 69, 41 (2009); Zahid, M., et al.: Chem. Res. Toxicol., 19, 164 (2006); Zhang, Y., et al.: Metabol. Clin. Exp., 56, 887 (2007)

Applications Labelled Famotidine. Histamine H2-receptor antagonist. Antiulcerative.
References Takeda, M., et al.: Arzneim.-Forsch., 32, 734 (1982), Miwa, M., et al.: J. Clin. Pharmacol. Ther. Toxicol., 22, 214 (1984), Takabatke, T., et al.: Eur. J. Clin. Pharmacol., 28, 327 (1985),

Impurity Valganociclovir EP Impurity J
Applications Ganciclovir Mono-O-propionate is a potential prodrug of Ganciclovir (G235000). Ganciclovir Mono-O-propionate was also found to exhibit anti-viral activity through experimental studies.
References Dias, C.S., et al.: J. Pharma. Sci., 91, 660 (2002);